(19)

(11)

EP 1 575 646 A2

(12)

(88) Date of publication A3: 12.08.2004 (43) Date of publication: 21.09.2005 Bulletin 2005/38 (21) Application number: 03782608.8 (22) Date of filing: 09.12.2003

(51) International Patent Classification (IPC)7: A61M 5/162, A61M 5/14 (86) International application number: PCT/GB2003/005348 (87) International publication number: WO 2004/052430 (24.06.2004 Gazette 2004/26)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 09.12.2002 GB 0228649 (71) Applicant: ZI MEDICAL PLC St Asaph, Denbighshire LL17 0LJ (GB)	(72) Inventor: GALLAGHER, George Nr MoldFlintshire CH7 5PZ (GB) (74) Representative: Lees, Kate Jane et al Marks & Clerk Tower Building Water Street Liverpool L3 1BA Liverpool L3 1BA (GB)